With a diagnosis of invasive breast carcinoma of stage cTNM or pTNM I to III (UICC 8th edition), confirmed by histological examination
Treated by intravenous cytotoxic chemotherapy in an adjuvant or neoadjuvant situation
Breast surgery +/- of the axillary area, carried out within 3 months preceding the start of adjuvant chemotherapy, or scheduled after neo-adjuvant chemotherapy +/- radiotherapy.
In salaried employment at the time of diagnosis (permanent or temporary contract, interim assignment, civil servant)
Affiliated to a French social security scheme
Reading, understanding and writing the French language
Followed in one of the investigating centers
Not opposing the collection of data
You may not be if
In situ carcinoma
Distant metastases
History or co-existence of another primary cancer (apart from a basal cell cancer of the skin and / or a non-mammary cancer in complete remission for more than 5 years)
Recurrence or second breast cancer
Without employment contract; self-employed or supported contract
Cannot be followed for the duration of the study, for medical, social, family, geographic or psychological reasons
Deprived of liberty by court or administrative decision
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